Author : Stephen Moran

Use Of TONE_DETECT To Detect Dial Tone In Call (Asterisk18)

Posted September 14, 2022 by Stephen Moran & filed under Asterisk Users Comments: 1.

I am trying to use TONE_DETECT in a call that is made into a call centre and placed on hold, when the call has been answered by the agent (denoted by a dial tone of 2 seconds of dual tone 350Hz + 440Hz followed by 4seconds of silence (North Ameri..

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